What could people do in order to make nonrenewable resources last longer?

Take steps to conserve them, such as using less electricity or buying more fuel efficient cars. Gasoline, for example, can be diluted with Ethanol, so less gasoline is required, and things like motor oil have synthetic substitutions that can be used. 

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.

The answers is a nuclear changes